GS8180DV18D Datasheet, PDF (16/28 Pages) GSI Technology – 18Mb Burst of 4 SigmaQuad SRAM

GS8180DV18D-250/200/167/133/100
AC Electrical Characteristics
Parameter
-250
-200
-167
Symbol
Min Max Min Max Min Max
K, K Clock Cycle Time
C, C Clock Cycle Time
t_KHKH
t_CHCH
4.0
—
5.0
—
6.0
—
K, K Clock High Pulse Width
C, C Clock High Pulse Width
t_KHKL
t_CHCL
1.5
—
1.9
—
2.4
—
K, K Clock Low Pulse Width
C, C Clock Low Pulse Width
t_KLKH
t_CLCH
1.5
—
1.9
—
2.4
—
K Clock High to K Clock High
C Clock High to C Clock High
t_KHKH
t_CHCH
1.8
2.2
2.7 —
K Clock High to K Clock High
C Clock High to C Clock High
t_KHKH
t_CHCH
1.8
2.2
2.7 —
K, K Clock High to C, C Clock High t_KHCH 0 1.8 0 2.3 0 2.0
Address Input Setup Time
t_AVKH 0.5 — 0.6 — 0.7 —
Address Input Hold Time
t_KHAX 0.5 — 0.6 — 0.7 —
Control Input Setup Time
t_BVKH 0.5 — 0.6 — 0.7 —
Control Input Hold Time
Data and Byte Write Input Setup
Time
t_KHBX 0.5 — 0.6 — 0.7 —
t_DVKH 0.5 — 0.6 — 0.7 —
Data and Byte Write Input Hold Time t_KHDX 0.5 — 0.6 — 0.7 —
K, K Clock High to Data Output Valid ^tKHQV
C, C Clock High to Data Output Valid _tCHQV
—
2.1
—
2.2
—
2.5
K, K Clock High to Data Output Hold ^tKHQX
C, C Clock High to Data Output Hold t_CHQX
0.5
—
1.0
—
1.2
—
K Clock High to Data Output Low-Z
C Clock High to Data Output Low-Z
t_KHQX1
t_CHQX1
0.5
—
1.0
—
1.2
—
K Clock High to Data Output High-Z
C Clock High to Data Output High-Z
t_KHQZ
t_CHQZ
0.5
2.1
—
2.2
—
2.5
Notes:
1. These parameters apply to control inputs R and W.
2. These parameters are guaranteed by design and characterization. Not 100% tested.
3. These parameters are measured at ±50mV from steady state voltage.
4. t_KHKH Max is specified by t_KHKH Min. t_CHCH Max is specified by t_CHCH Min.
-133
Min Max
7.5 —
3.0 —
3.0 —
3.4 —
3.4 —
0 2.5
0.8 —
0.8 —
0.8 —
0.8 —
0.8 —
0.8 —
— 3.0
1.2 —
1.2 —
— 3.0
-100
Units Notes
Min Max
10 — ns
3.0 — ns
3.0 — ns
4.6
ns
4
4.6
ns
0 3.0 ns
1.0 — ns
1.0 — ns
1.0 — ns
1
1.0 — ns
1
1.0 — ns
1.0 — ns
— 3.0 ns
1.2 — ns
2
1.2 — ns 2,3
— 3.0 ns 2,3
Rev: 2.04 4/2005
16/28
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
© 2002, GSI Technology